<template>
	<view>
		 <view class="goods-item" >
		    <!-- 商品左侧图片区域 -->
		    <view class="goods-item-left">
				<radio :checked="goods.goods_state" color="#C00000" v-if="showRadio" @click="radioSelect"></radio>
		      <image :src="goods.goods_small_logo || defaultPic" class="goods-pic"></image>
		    </view>
		    <!-- 商品右侧信息区域 -->
		    <view class="goods-item-right">
		      <!-- 商品标题 -->
		      <view class="goods-name">{{goods.goods_name}}</view>
		      <view class="goods-info-box">
		        <!-- 商品价格 -->
		        <view class="goods-price">￥{{goods.goods_price | tofixed}}</view>
				<uni-number-box :min="1" :value="goods.goods_count" @change="numChange" v-if="showNum"></uni-number-box>
		      </view>
		    </view>
		  </view>
	</view>
</template>

<script>
	export default {
		 // 定义 props 属性，用来接收外界传递到当前组件的数据
		    props: {
		      // 商品的信息对象
		      goods: {
		        type: Object,
		        defaul: {},
		      },
			  showRadio:{
				  type:Boolean,
				  default:false
			  },
			   showNum: {
			        type: Boolean,
			        default: false,
			      },
		    },
			filters: {
			  // 把数字处理为带两位小数点的数字
			  tofixed(num) {
			    return Number(num).toFixed(2)
			  }
			},
		    data() {
		      return {
		        // 默认的空图片
		        defaultPic: 'https://img3.doubanio.com/f/movie/8dd0c794499fe925ae2ae89ee30cd225750457b4/pics/movie/celebrity-default-medium.png',
		      }
		    },
			methods:{
				
				
				
				radioSelect() {
				    // 通过 this.$emit() 触发外界通过 @ 绑定的 radio-change 事件，
				    // 同时把商品的 Id 和 勾选状态 作为参数传递给 radio-change 事件处理函数
				    this.$emit('radio-select', {
				      // 商品的 Id
				      goods_id: this.goods.goods_id,
				      // 商品最新的勾选状态
				      goods_state: !this.goods.goods_state
				    })
				  },
				  
				  numChange(val){
					  this.$emit('num-change', {
					        // 商品的 Id
					        goods_id: this.goods.goods_id,
					        // 商品的最新数量
					        goods_count: +val
						})
				  }
			}
			
	}
</script>

<style lang="scss" scoped>
  .goods-item {
    display: flex;
    padding: 10px 5px;
    border-bottom: 1px solid #f0f0f0;

    .goods-item-left {
       margin-right: 5px;
       display: flex;
       justify-content: space-between;
       align-items: center;

      .goods-pic {
          width: 100px;
            height: 100px;
            display: block;
      }
    }

    .goods-item-right {
      display: flex;
      flex-direction: column;
      justify-content: space-between;
		
		.goods-info-box {
		    display: flex;
		    align-items: center;
		    justify-content: space-between;
		  }
      .goods-name {
        font-size: 13px;
      }

      .goods-price {
        font-size: 16px;
        color: #c00000;
      }
    }
  }
  
  .goods-item {
    // 让 goods-item 项占满整个屏幕的宽度
    width: 750rpx;
    // 设置盒模型为 border-box
    box-sizing: border-box;
    display: flex;
    padding: 10px 5px;
    border-bottom: 1px solid #f0f0f0;
  }
</style>
